CN206248239U - A kind of switch cubicle temperature difference warning system based on Zigbee - Google Patents
A kind of switch cubicle temperature difference warning system based on Zigbee Download PDFInfo
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- CN206248239U CN206248239U CN201621323886.4U CN201621323886U CN206248239U CN 206248239 U CN206248239 U CN 206248239U CN 201621323886 U CN201621323886 U CN 201621323886U CN 206248239 U CN206248239 U CN 206248239U
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- switch cubicle
- zigbee
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Abstract
A kind of switch cubicle temperature difference warning system based on Zigbee, including the first temperature detecting module, the first Signal-regulated kinase, the first wireless data processing module outside switch cubicle；It is arranged on second temperature detection module, secondary signal conditioning module, the second wireless data processing module in switch cubicle.The utility model system judges whether switch in-cabinet temperature too high based on ambient temperature, can switch in-cabinet temperature it is too high when be alarmed, notify that staff is investigated, the effective guarantee safe and reliable operation of switch cubicle.
Description
Technical field
A kind of switch cubicle temperature difference warning system based on Zigbee of the utility model, is related to switch cubicle to monitor field on-line.
Background technology
Temperature is monitored be switch cubicle on-line monitoring important content, existing temperature detection be generally all switch
Installing temperature sensor carries out temperature monitoring in cabinet, but due to the work under bad environment of switch cubicle, some local day and night temperatures
Greatly, temperature in four seasons change greatly, can only think observe temperature data judge whether temperature too high, it is impossible to according to external temperature environment come
Judge switch in-cabinet temperature it is whether too high, therefore, when temperature is too high carry out early warning criterion it is substantially not enough.
The content of the invention
In order to solve the above technical problems, the utility model provides a kind of switch cubicle temperature difference warning system based on Zigbee,
Judge whether switch in-cabinet temperature is too high based on ambient temperature, can be alarmed when switch in-cabinet temperature is too high, notify
Staff is investigated, the effective guarantee safe and reliable operation of switch cubicle.
The technical scheme that the utility model is taken is：
A kind of switch cubicle temperature difference warning system based on Zigbee, including the first temperature detection mould outside switch cubicle
Block, the first Signal-regulated kinase, the first wireless data processing module；It is arranged on second temperature detection module, in switch cubicle
Binary signal conditioning module, the second wireless data processing module.First temperature detecting module connects the first Signal-regulated kinase,
First Signal-regulated kinase connects an A/D modular converters, and an A/D modular converters connect the first wireless data processing module.
The second temperature detection module connects secondary signal conditioning module, and secondary signal conditioning module connects the 2nd A/D modular converters,
2nd A/D modular converters connect the second wireless data processing module.The second wireless data processing module connection key-press module,
Display module, alarm module.Pass through Zigbee nets between first wireless data processing module and the second wireless data processing module
Network wireless connection.
The system is also including the first power module outside switch cubicle, the second source mould being arranged in switch cubicle
Block, first power module, second source module are powered using alternating current 220V, using full bridge rectifier that alternating current is whole
Flow into stabilizing voltage characteristic direct current.
First temperature detecting module, second temperature detection module are the temperature sensor of DS18B20 types.
First Signal-regulated kinase, secondary signal conditioning module include OP07 type DIFET operational amplifiers.
The first A/D modular converters, the 2nd A/D modular converters are MC14433 type A/D converters.
The first wireless data processing module includes a Zigbee wirelessly transferred chips, and a Zigbee is wirelessly transferred
A MCU processors, the first radio receiving transmitting module are integrated with chip, a MCU processors connect the first radio receiving transmitting module.
The first MCU processors are 8051 single-chip microcomputers, and first radio receiving transmitting module is RF transceivers.
The second wireless data processing module includes the 2nd Zigbee wirelessly transferred chips, and the 2nd Zigbee is wirelessly transferred
Be integrated with the 2nd MCU processors, the second radio receiving transmitting module in chip, the 2nd MCU processors connect the second radio receiving transmitting module,
Key-press module, display module, alarm module.
The 2nd MCU processors are 8051 single-chip microcomputers, and second radio receiving transmitting module is RF transceivers.
The display module is static charactron.
A kind of switch cubicle temperature difference warning system based on Zigbee of the utility model, has the beneficial effect that：
1：Using Zigbee wireless networks, the temperature data under the two kinds of varying environments that will be collected is compared, can be with
For judge switch cubicle whether the too high offer more reasonably criterion of temperature.
2：Can be needed to set temperature rise difference according to user, reached after the difference, alarm is just alarmed.
3：Wireless data, more stable convenience are transmitted using Zigbee network.
Brief description of the drawings
Fig. 1 is the utility model system architecture connection diagram.
Fig. 2 is the power module circuitry figure of the utility model system.
Fig. 3 is the Signal-regulated kinase circuit diagram of the utility model system.
Fig. 4 is the wireless data processing module circuit diagram of the utility model system.
Fig. 5 is the alarm module circuitry figure of the utility model system.
Fig. 6 is the workflow diagram of the utility model system.
Specific embodiment
A kind of switch cubicle temperature difference warning system based on Zigbee, including the first temperature detection mould outside switch cubicle
Block 1, the first Signal-regulated kinase 2, the first wireless data processing module；Be arranged on second temperature detection module 3 in switch cubicle,
Secondary signal conditioning module 4, the second wireless data processing module.
First temperature detecting module 1 connects the first Signal-regulated kinase 2, the connection of the first Signal-regulated kinase 2 first
A/D modular converters 5, an A/D modular converters 5 connect the first wireless data processing module.
The connection secondary signal of second temperature detection module 3 conditioning module 4, the connection of secondary signal conditioning module 4 second
A/D modular converters 6, the 2nd A/D modular converters 6 connect the second wireless data processing module.The second wireless data processing mould
Block connection key-press module 7, display module 8, alarm module 9.
Pass through Zigbee network wireless connection between first wireless data processing module and the second wireless data processing module.
The system is also including the first power module 10 outside switch cubicle, the second source mould being arranged in switch cubicle
Block 11, first power module 10, second source module 11 are powered using alternating current 220V, will be handed over using full bridge rectifier
Stream electric rectification is into stabilizing voltage characteristic direct current, and power module circuitry figure is as shown in Figure 2.
First temperature detecting module 1, second temperature detection module 3 are the temperature sensor of DS18B20 types.It has
It is wear-resisting it is resistance to touch, small volume is easy to use, and the advantages of packing forms are various, temperature-measuring range is -55 DEG C~+125 DEG C.
First Signal-regulated kinase 2, secondary signal conditioning module 4 use OP07 type DIFET operational amplifiers, tool
There are low imbalance, the characteristic of open-loop gain high.
The first A/D modular converters 5, the 2nd A/D modular converters 6 are MC14433 type A/D converters, with external
Element is few, and input impedance is high, low in energy consumption, supply voltage wide ranges, the features such as high precision.
The first wireless data processing module includes a Zigbee wirelessly transferred chips, and a Zigbee is wirelessly transferred
A MCU processors 12, the first radio receiving transmitting module 13 are integrated with chip, the connection of a MCU processors 12 first is wireless to receive
Hair module 13.The first MCU processors 12 are 8051 single-chip microcomputers, and first radio receiving transmitting module 13 is RF transceivers.Institute
Stating the second wireless data processing module includes the 2nd Zigbee wirelessly transferred chips, integrated in the 2nd Zigbee wirelessly transferred chips
There are the 2nd MCU processors 14, the second radio receiving transmitting module 15, the 2nd MCU processors 14 connect the second radio receiving transmitting module 15, press
Key module 7, display module 8, alarm module 9.
The 2nd MCU processors 14 are 8051 single-chip microcomputers, and second radio receiving transmitting module 15 is RF transceivers.RF is received
Hair device is the RF transceivers of 2.4-GHz IEEE 802.15.4, and reception and transmission range is 150-200 meters, there is high receiving sensitivity
And interference free performance, only need a crystal oscillator, you can meet network system needs, can simultaneously send and receive data, carry out
Zigbee communication.
Second wireless data processing module connects key-press module 7, and temperature gap can be set.
The display module 8 is static charactron, can very easily show temperature data.
Alarm module 9 using SONTEEN companies buzzer, its input voltage is 3.5-5.5V, frequency is 2300 ±
500Hz, its drive circuit is as shown in Figure 5.
Operation principle：
After power module switches on power start-up operation, the temperature sensor of the DS18B20 types for being foremost flows through device
Electric current (A) be equal to device local environment thermodynamic temperature (Kelvin) number of degrees, i.e.,：Ir/ T=1 μ A/K, in formula：IrTo flow through
The electric current of device (DS18B20), unit is A；T is thermodynamic temperature, and unit is K.Temperature sensor is the simulation letter for collecting
Number, by Signal-regulated kinase, the signal to collecting suitably is adjusted, that is, amplified, filtering, common mode inhibition and isolation etc.
Deng Signal-regulated kinase is as shown in Figure 3.Data after conversion are by the need for suitable A/D modular converters.A/D modular converters are mould
Analog quantity to be converted to export after digital quantity gives MCU processors, the collection transmission of MCU processor control datas, and it is whole system
Core, this MCU processor is integrated in wirelessly transferred chip CC2530, can transceiving data simultaneously, radio receiving transmitting module it is logical
Communication distance is 150-200 meters.
Before temperature monitoring is proceeded by, user can set a temperature approach first with key-press module 7, if data exceed this
Individual value, the 2nd MCU processors 14 drive alarm module 9 to alarm, no more than just normal operation.
After receiving two temperature datas positioned at the 2nd MCU processors 14 of switch cubicle, the Temperature numerical in switch cubicle is subtracted
The numerical value of environment temperature is removed, this difference is compared with the setting difference of user input, more than user's setting value, just driven
Buzzer sends alarm sound and reminds staff.Meanwhile, also one display module 8 is connected with the 2nd MCU processors 14, shows
Show that module 8 is made up of the digital tube device of " 8 " font multiple LED packages together, lead has internally been connected
Into, only need to draw their each stroke, public electrode.The bright or dark of charactron can be just controlled, to reach the mesh of display
's.Display module 8 can be with display switch in-cabinet temperature, ambient temperature, user setting difference and real-time difference, program work
Flow chart is as shown in Figure 6.
Claims (10)
1. a kind of switch cubicle temperature difference warning system based on Zigbee, including the first temperature detecting module outside switch cubicle
（1）, the first Signal-regulated kinase（2）, the first wireless data processing module；It is arranged on the second temperature detection module in switch cubicle
（3）, secondary signal conditioning module（4）, the second wireless data processing module；It is characterized in that：First temperature detecting module
（1）Connect the first Signal-regulated kinase（2）, the first Signal-regulated kinase（2）Connect an A/D modular converters（5）, an A/D
Modular converter（5）Connect the first wireless data processing module；The second temperature detection module（3）Connection secondary signal conditioning mould
Block（4）, secondary signal conditioning module（4）Connect the 2nd A/D modular converters（6）, the 2nd A/D modular converters（6）Connect the second nothing
Line data processing module；The second wireless data processing module connects key-press module（7）, display module（8）, alarm module
（9）；Pass through Zigbee network wireless connection between first wireless data processing module and the second wireless data processing module.
2. a kind of switch cubicle temperature difference warning system based on Zigbee according to claim 1, it is characterised in that：The system is also
Including the first power module outside switch cubicle（10）, the second source module that is arranged in switch cubicle（11）, described
One power module（10）, second source module（11）Powered using alternating current 220V, it is using full bridge rectifier that alternating current is whole
Flow into stabilizing voltage characteristic direct current.
3. a kind of switch cubicle temperature difference warning system based on Zigbee according to claim 1, it is characterised in that：Described first
Temperature detecting module（1）, second temperature detection module（3）It is the temperature sensor of DS18B20 types.
4. a kind of switch cubicle temperature difference warning system based on Zigbee according to claim 1, it is characterised in that：Described first
Signal-regulated kinase（2）, secondary signal conditioning module（4）Include OP07 type DIFET operational amplifiers.
5. a kind of switch cubicle temperature difference warning system based on Zigbee according to claim 1, it is characterised in that：Described first
A/D modular converters（5）, the 2nd A/D modular converters（6）It is MC14433 type A/D converters.
6. a kind of switch cubicle temperature difference warning system based on Zigbee according to claim 1, it is characterised in that：Described first
Wireless data processing module includes a Zigbee wirelessly transferred chips, and first is integrated with a Zigbee wirelessly transferred chips
MCU processors（12）, the first radio receiving transmitting module（13）, a MCU processors（12）Connect the first radio receiving transmitting module（13）.
7. a kind of switch cubicle temperature difference warning system based on Zigbee according to claim 6, it is characterised in that：Described first
MCU processors（12）It is 8051 single-chip microcomputers, first radio receiving transmitting module（13）It is RF transceivers.
8. a kind of switch cubicle temperature difference warning system based on Zigbee according to claim 1, it is characterised in that：Described second
Wireless data processing module includes the 2nd Zigbee wirelessly transferred chips, and second is integrated with the 2nd Zigbee wirelessly transferred chips
MCU processors（14）, the second radio receiving transmitting module（15）, the 2nd MCU processors（14）Connect the second radio receiving transmitting module（15）、
Key-press module（7）, display module（8）, alarm module（9）.
9. a kind of switch cubicle temperature difference warning system based on Zigbee according to claim 8, it is characterised in that：Described second
MCU processors（14）It is 8051 single-chip microcomputers, second radio receiving transmitting module（15）It is RF transceivers.
10. a kind of switch cubicle temperature difference warning system based on Zigbee according to claim 1, it is characterised in that：It is described aobvious
Show module（8）It is static charactron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621323886.4U CN206248239U (en) | 2016-12-05 | 2016-12-05 | A kind of switch cubicle temperature difference warning system based on Zigbee |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201621323886.4U CN206248239U (en) | 2016-12-05 | 2016-12-05 | A kind of switch cubicle temperature difference warning system based on Zigbee |
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| CN206248239U true CN206248239U (en) | 2017-06-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110233436A (en) * | 2019-05-27 | 2019-09-13 | 国网江苏省电力有限公司江阴市供电分公司 | The anti-condensation method of outdoor electric cabinet reducing temperature and humidity based on intelligent control and on-line monitoring |
| CN112729610A (en) * | 2020-12-23 | 2021-04-30 | 上海上科电器（集团）有限公司 | Power equipment temperature data remote monitoring system and method based on Internet of things |
-
2016
- 2016-12-05 CN CN201621323886.4U patent/CN206248239U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110233436A (en) * | 2019-05-27 | 2019-09-13 | 国网江苏省电力有限公司江阴市供电分公司 | The anti-condensation method of outdoor electric cabinet reducing temperature and humidity based on intelligent control and on-line monitoring |
| CN112729610A (en) * | 2020-12-23 | 2021-04-30 | 上海上科电器（集团）有限公司 | Power equipment temperature data remote monitoring system and method based on Internet of things |
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